Home / 396,042,960.80-594,064,441.20-362,002,743.20

Finding the Fourth Proportional to 396,042,960.80, 594,064,441.20 and 362,002,743.20

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Solution

The fourth proportional to 396,042,960.80, 594,064,441.20 and 362,002,743.20 is: 543,004,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,042,960.80 : 594,064,441.20 = 362,002,743.20 : x
  2. Step 2: Convert to fraction form
    396,042,960.80/594,064,441.20 = 362,002,743.20/x
  3. Step 3: Cross multiply
    396,042,960.80x = 594,064,441.20 × 362,002,743.20
  4. Step 4: Simplify right side
    396,042,960.80x = 215,052,957,351,975,104
  5. Step 5: Solve for x
    x = 215,052,957,351,975,104/396,042,960.80
  6. Step 6: Final answer
    x = 543,004,114.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.